74 lines
2.2 KiB
JavaScript
74 lines
2.2 KiB
JavaScript
/*
|
|
MIT License http://www.opensource.org/licenses/mit-license.php
|
|
Author Tobias Koppers @sokra
|
|
*/
|
|
|
|
"use strict";
|
|
|
|
/** @typedef {import("./Resolver")} Resolver */
|
|
/** @typedef {import("./Resolver").ResolveRequest} ResolveRequest */
|
|
/** @typedef {import("./Resolver").ResolveStepHook} ResolveStepHook */
|
|
|
|
module.exports = class ParsePlugin {
|
|
/**
|
|
* @param {string | ResolveStepHook} source source
|
|
* @param {Partial<ResolveRequest>} requestOptions request options
|
|
* @param {string | ResolveStepHook} target target
|
|
*/
|
|
constructor(source, requestOptions, target) {
|
|
this.source = source;
|
|
this.requestOptions = requestOptions;
|
|
this.target = target;
|
|
}
|
|
|
|
/**
|
|
* @param {Resolver} resolver the resolver
|
|
* @returns {void}
|
|
*/
|
|
apply(resolver) {
|
|
const target = resolver.ensureHook(this.target);
|
|
resolver
|
|
.getHook(this.source)
|
|
.tapAsync("ParsePlugin", (request, resolveContext, callback) => {
|
|
const parsed = resolver.parse(/** @type {string} */ (request.request));
|
|
const obj = { ...request, ...parsed, ...this.requestOptions };
|
|
if (request.query && !parsed.query) {
|
|
obj.query = request.query;
|
|
}
|
|
if (request.fragment && !parsed.fragment) {
|
|
obj.fragment = request.fragment;
|
|
}
|
|
if (parsed && resolveContext.log) {
|
|
if (parsed.module) resolveContext.log("Parsed request is a module");
|
|
if (parsed.directory)
|
|
resolveContext.log("Parsed request is a directory");
|
|
}
|
|
// There is an edge-case where a request with # can be a path or a fragment -> try both
|
|
if (obj.request && !obj.query && obj.fragment) {
|
|
const directory = obj.fragment.endsWith("/");
|
|
const alternative = {
|
|
...obj,
|
|
directory,
|
|
request:
|
|
obj.request +
|
|
(obj.directory ? "/" : "") +
|
|
(directory ? obj.fragment.slice(0, -1) : obj.fragment),
|
|
fragment: ""
|
|
};
|
|
resolver.doResolve(
|
|
target,
|
|
alternative,
|
|
null,
|
|
resolveContext,
|
|
(err, result) => {
|
|
if (err) return callback(err);
|
|
if (result) return callback(null, result);
|
|
resolver.doResolve(target, obj, null, resolveContext, callback);
|
|
}
|
|
);
|
|
return;
|
|
}
|
|
resolver.doResolve(target, obj, null, resolveContext, callback);
|
|
});
|
|
}
|
|
};
|